<template>
  <div>
      <!-- 面包屑导航区 -->
        <el-breadcrumb separator-class="el-icon-arrow-right">
          <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
          <el-breadcrumb-item>订单管理</el-breadcrumb-item>
          <el-breadcrumb-item>订单列表</el-breadcrumb-item>
        </el-breadcrumb>

        <!-- 卡片视图 -->
        <el-card>
            <el-row>
                <el-col :span="8">
                    <el-input placeholder="请输入内容">
                        <el-button slot="append" icon="el-icon-search"></el-button>
                    </el-input>
                </el-col>
            </el-row>

            <!-- 订单列表数据 -->
            <el-table :data="orderlist" border stripe>
              <el-table-column type="index"></el-table-column>
              <el-table-column label="订单编号" prop="order_number"></el-table-column>
              <el-table-column label="订单价格" prop="order_price"></el-table-column>
              <el-table-column label="是否付款">
                <template slot-scope="scope">
                  <el-tag type="success" v-if="scope.row.pay_status === '1'">已付款</el-tag>
                  <el-tag type="danger" v-else>未付款</el-tag>
                </template>
              </el-table-column>
              <el-table-column label="是否发货" prop="is_send"></el-table-column>
              <el-table-column label="下单时间">
                <template slot-scope="scope">
                  {{scope.row.create_time | dateFormat}}
                </template>
              </el-table-column>
              <el-table-column label="操作">
                <template>
                  <el-button type="primary" icon="el-icon-edit" size="mini" @click="showBox"></el-button>
                  <el-button type="success" icon="el-icon-location" size="mini" @click="showProgressBox"></el-button>
                </template>
              </el-table-column>
            </el-table>

            <!-- 分页区域 -->
            <el-pagination
              @size-change="handleSizeChange"
              @current-change="handleCurrentChange"
              :current-page="queryInfo.pagenum"
              :page-sizes="[5, 10, 15]"
              :page-size="queryInfo.pagesize"
              layout="total, sizes, prev, pager, next, jumper"
              :total="total">
            </el-pagination>

        </el-card>

        <!-- 修改地址对话框 -->
        <el-dialog
        title="修改地址"
        :visible.sync="addressVisible"
        width="50%"
        @close="addressDialogClosed">
          <el-form :model="addressForm" :rules="addressFormRules" ref="addressFormRef" label-width="100px">
            <el-form-item label="省市区/县" prop="address1">
              <el-cascader :options="cityData" v-model="addressForm.address1"></el-cascader>
            </el-form-item>
            <el-form-item label="详细地址" prop="address2">
              <el-input v-model="addressForm.address2"></el-input>
            </el-form-item>
          </el-form>
          <span slot="footer" class="dialog-footer">
            <el-button @click="addressVisible = false">取 消</el-button>
            <el-button type="primary" @click="editAdress">确 定</el-button>
          </span>
        </el-dialog>

        <!-- 展示物流进度的对话框 -->
        <el-dialog
        title="物流进度"
        :visible.sync="progressVisible"
        width="50%">
          <!-- 时间线 -->
          <el-timeline>
            <el-timeline-item
              v-for="(activity, index) in progressInfo"
              :key="index"
              :timestamp="activity.time">
              {{activity.context}}
            </el-timeline-item>
          </el-timeline>
        </el-dialog>
  </div>
</template>

<script>
import cityData from './citydata.js'

export default {
  data() {
    return {
      // 发送请求所需数据
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10
      },
      // 总数据条数
      total: 0,
      // 请求回来的数据
      orderlist: [],
      // 控制修改地址对话框的展示与隐藏
      addressVisible: false,
      // 修改地址
      addressForm: {
        address1: [],
        address2: ''
      },
      // 地址表单的验证规则对象
      addressFormRules: {
        address1: [
          {
            required: true,
            message: '请选择省市区/县',
            trigger: 'blur'
          }
        ],
        address2: [
          {
            required: true,
            message: '请填写详细地址',
            trigger: 'blur'
          }
        ]
      },
      // 地址级联选择器的数据
      cityData,
      // 控制物流进度对话框的展示与隐藏
      progressVisible: false,
      // 物流信息
      progressInfo: []
    }
  },
  created() {
    this.getOrderList()
  },
  methods: {
    // 获取订单列表数据
    async getOrderList() {
      const { data: res } = await this.$http.get('orders', {
        params: this.queryInfo
      })
      if (res.meta.status !== 200) return this.$message.error('获取订单列表失败！')
      this.total = res.data.total
      this.orderlist = res.data.goods
      console.log(res)
    },

    // 页面大小发生改变时触发的函数
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize
      this.getOrderList()
    },

    // 页面发生跳转时触发的函数
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage
      this.getOrderList()
    },

    // 展示修改地址的对话框
    showBox() {
      this.addressVisible = true
    },

    // 对话框关闭处理函数
    addressDialogClosed() {
      this.$refs.addressFormRef.resetFields()
    },

    // 修改地址确认处理函数
    editAdress() {
      this.$refs.addressFormRef.validate(valid => {
        if (!valid) return ''
        this.$message.success('修改地址成功！')
        this.addressVisible = false
      })
    },

    // 展示物流进程的对话框
    async showProgressBox() {
      const { data: res } = await this.$http.get('/kuaidi/1106975712662')
      if (res.meta.status !== 200) return this.$message.error('获取物流进度失败！')
      this.progressInfo = res.data
      this.progressVisible = true
    }
  }
}
</script>

<style lang="less" scoped>
.el-cascader{
  width: 100%;
}
</style>
